| 摘要 |
A thermal cutting machine and a dust collecting method capable of reducing in size and exhausting fumes and a high pressure gas efficiently. For this purpose, the thermal cutting machine includes a plurality of exhaust chambers (20) which are placed side by side inside a table (3), an exhaust port (23) provided at one end side of each of the exhaust chambers, an exhaust device (25) communicating with each of the exhaust ports, an opening and closing drive device (24b) for opening and closing each of the exhaust ports, an air blow port (21) provided at a position substantially opposing each of the exhaust ports, an air blow device (22) which blows air into the each air blow port (21), and a control device (6) for controlling the opening and closing drive device and the air blow device in synchronism with each other, or controlling them individually, correspondingly to a horizontal position of a torch (4) which is under cutting operation. |
